Update or Reinstall a Version of TERR

When you update to a more recent version of TERR, remove the previous version, and follow the guidelines to protect your installed packages.

Warning:

Installing TERR over a previous TERR installation without removing it can cause unexpected failures. To remove TERR, follow the instructions for your operating system.

Note: For a list of operating systems that TERR is supported on, see the TIBCO Enterprise Runtime for R system requirements.

When you update to a new version of TERR, follow the guidance in "Package installation locations and recommendations for updating" in the Package Management section of the TIBCO® Enterprise Runtime for R Technical Documentation.

On Linux

From the command line, run the command rm -rf <TERR_HOME>, where TERR_HOME is the installation directory.

On Mac

At the Terminal command prompt, run the following commands.
```
sudo rm -rf /Library/Frameworks/TERR.framework /usr/local/bin/TERR /usr/local/bin/TERRscript /usr/local/bin/RStudio-TERR
```
Note: As of version 6.0, TERR is deprecated on macOS and is no longer tested.

Note: If you are prompted to supply a password, provide the administrator password for the computer.

The following three specified items are removed.

The TERR framework package.
Scripts for running TERR.
A script to launch RStudio running TERR.

On Windows

From the Settings app, click Apps, and then from the Apps & features list, double-click run the listing TIBCO Enterprise Runtime for R <version#>.

After uninstalling TERR, run the installer for the version of TERR you want to install.